GB1258785A - - Google Patents

Info

Publication number
GB1258785A
GB1258785A GB1258785DA GB1258785A GB 1258785 A GB1258785 A GB 1258785A GB 1258785D A GB1258785D A GB 1258785DA GB 1258785 A GB1258785 A GB 1258785A
Authority
GB
United Kingdom
Prior art keywords
jan
objective
reflex cameras
lens
rangefinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1258785A publication Critical patent/GB1258785A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Focusing (AREA)
  • Viewfinders (AREA)
  • Automatic Focus Adjustment (AREA)
  • Telescopes (AREA)
GB1258785D 1968-01-31 1969-01-20 Expired GB1258785A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70210668A 1968-01-31 1968-01-31

Publications (1)

Publication Number Publication Date
GB1258785A true GB1258785A (enrdf_load_stackoverflow) 1971-12-30

Family

ID=24819885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1258785D Expired GB1258785A (enrdf_load_stackoverflow) 1968-01-31 1969-01-20

Country Status (5)

Country Link
US (1) US3500736A (enrdf_load_stackoverflow)
JP (1) JPS493683B1 (enrdf_load_stackoverflow)
DE (1) DE1904926A1 (enrdf_load_stackoverflow)
FR (1) FR2001050A1 (enrdf_load_stackoverflow)
GB (1) GB1258785A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119530A (en) * 1974-08-09 1976-02-16 Fuji Photo Optical Co Ltd Refuretsukusugatakamerayo fuaindaa
DD133119B1 (de) * 1977-08-22 1979-12-27 Pentacon Dresden Veb Einstellscheibe fuer photographische kameras
DE3012546C2 (de) * 1980-03-31 1984-11-29 Winfried 7400 Tübingen Kaiser Koinzidenzschärfeindikator für Spiegelreflexkameras
JPS6239376Y2 (enrdf_load_stackoverflow) * 1980-09-16 1987-10-07

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003407A (en) * 1956-10-08 1961-10-10 Polaroid Corp Combined range finder and view finder
US2985084A (en) * 1958-01-10 1961-05-23 Compur Werk Friedrich Deckel Interchangeable objective for photographic cameras

Also Published As

Publication number Publication date
FR2001050A1 (enrdf_load_stackoverflow) 1969-09-19
DE1904926A1 (de) 1969-09-11
JPS493683B1 (enrdf_load_stackoverflow) 1974-01-28
US3500736A (en) 1970-03-17

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee